Reznor 136963 Venter 321142-301 verify your capacitor rating—typically a

verify your capacitor rating—typically a 10 MFD/370V for this class—as a weak capacitor is the leading cause of premature winding failure

which is a requirement for many gas-fired applications to allow for pressure relief in the event of a momentary downdraft

Precise Pressure Control: High-tolerance internal regulation maintains steady burner manifold pressure for optimal heat exchanger transfer

With a 90-second motor run time and a robust mechanical spring return that engages in under 25 seconds upon power loss

Whether you are servicing a Barber Colman MA-418-0-0-4 or another variant in the 418 series

Reznor 136963 Venter 321142-301 verify your capacitor rating—typically aThe Reznor 136963 is a critical venter motor assembly designed specifically for Reznor unit heaters, ensuring proper flue gas evacuation and combustion air flow. This 115V venter motor operates on a 1 phase power supply and features an integrated 24V relay, streamlining the control interface with the units thermostat and ignition sequence. Engineered for compatibility with specific Reznor F and B series heaters, the 136963 serves as a direct